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feat: adds Ezra's custom Party data type (#515)
* feat: adds Party and Vive classes with guest management functionality * feat: adds Party and Vibe classes with guest management functionality * feat: refactors Party and PartyException classes; adds unit tests for Party and Vibe * feat: refactor Party and PartyException classes; add unit tests for Party and Vibe * feat: replace PartyException with PartyCityException; update tests accordingly * Update settings.json
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‎lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/ezranyabuti/Party.java

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package com.codedifferently.lesson16.ezranyabuti;
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import java.util.ArrayList;
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public class Party {
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private String name;
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private String location;
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private String localDate;
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private Boolean isPrivate;
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private double coverCharge;
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private int ticketNumber;
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private Vibe vibe;
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private ArrayList<String> guestList;
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public Party(
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String name,
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String location,
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String localDate,
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Boolean isPrivate,
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Double coverCharge,
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int ticketNumber,
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Vibe vibe,
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String[] guestList) {
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this.name = name;
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this.location = location;
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this.isPrivate = isPrivate;
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this.coverCharge = coverCharge;
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this.ticketNumber = ticketNumber;
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this.vibe = vibe;
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this.guestList = new ArrayList<>();
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getLocation() {
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return location;
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}
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public void setLocation(String location) {
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this.location = location;
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}
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public String getLocalDate() {
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return localDate;
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}
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public void setLocalDate(String localDate) {
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this.localDate = localDate;
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}
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public Boolean getIsPrivate() {
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return isPrivate;
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}
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public void setIsPrivate(Boolean isPrivate) {
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this.isPrivate = isPrivate;
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}
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public double getCoverCharge() {
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return coverCharge;
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}
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public void setCoverCharge(double coverCharge) {
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this.coverCharge = coverCharge;
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}
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public int getTicketNumber() {
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return ticketNumber;
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}
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public void setTicketNumber(int ticketNumber) {
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this.ticketNumber = ticketNumber;
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}
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public Vibe getVibe() {
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return vibe;
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}
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public void setVibe(Vibe vibe) {
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this.vibe = vibe;
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}
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public ArrayList<String> getGuestList() {
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ArrayList<String> copy = new ArrayList<>();
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for (String guest : guestList) {
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copy.add(guest);
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}
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return copy;
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}
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public void setGuestList(ArrayList<String> guestList) {
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this.guestList = guestList;
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}
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}

‎lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/ezranyabuti/PartyCityException.java

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package com.codedifferently.lesson16.ezranyabuti;
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public class PartyCityException extends Exception {
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public PartyCityException(String message) {
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super(message);
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}
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}

‎lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/ezranyabuti/Vibe.java

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package com.codedifferently.lesson16.ezranyabuti;
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public enum Vibe {
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CHILL,
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PRIVATE,
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ALL_WHITE,
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RELAXED_LOUNGE,
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COSTUME
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}

‎lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/ezranyabuti/PartyExceptionTest.java

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package com.codedifferently.lesson16.ezranyabuti;
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import static org.assertj.core.api.Assertions.assertThat;
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import org.junit.jupiter.api.Test;
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public class PartyExceptionTest {
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@Test
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void testConstructor() {
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String expectedMessage = "Party is not private";
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PartyCityException exception = new PartyCityException(expectedMessage);
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String actualMessage = exception.getMessage();
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assertThat(actualMessage).isEqualTo(expectedMessage);
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}
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}

‎lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/ezranyabuti/PartyTest.java

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package com.codedifferently.lesson16.ezranyabuti;
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import static org.assertj.core.api.Assertions.assertThat;
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import java.util.ArrayList;
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import java.util.Arrays;
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import org.junit.jupiter.api.Test;
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public class PartyTest {
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@Test
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void testGetName() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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String expectedName = "Everyday People";
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party.setName(expectedName);
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String actualName = party.getName();
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assertThat(actualName).isEqualTo(expectedName);
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}
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@Test
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void testGetlocalDate() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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String expectedDate = "2025-06-012";
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party.setLocalDate(expectedDate);
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String actualDate = party.getLocalDate();
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assertThat(actualDate).isEqualTo(expectedDate);
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}
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@Test
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void testGetCoverCharge() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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Double expectedCharge = 50.0;
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party.setCoverCharge(expectedCharge);
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Double actualCharge = party.getCoverCharge();
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assertThat(actualCharge).isEqualTo(expectedCharge);
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}
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@Test
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void testGetVibe() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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Vibe expectedVibe = Vibe.CHILL;
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party.setVibe(expectedVibe);
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Vibe actualVibe = party.getVibe();
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assertThat(actualVibe).isEqualTo(expectedVibe);
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}
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@Test
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void testSetVibe() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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}
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@Test
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void testSetName() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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String expectedName = "Everyday People";
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party.setName(expectedName);
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String actualName = party.getName();
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assertThat(actualName).isEqualTo(expectedName);
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}
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@Test
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void testSetLocation() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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String expectedLocation = "Brooklyn";
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party.setLocation(expectedLocation);
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String actualLocation = party.getLocation();
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assertThat(actualLocation).isEqualTo(expectedLocation);
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}
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@Test
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void testGetLocation() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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String expectedLocation = "Brooklyn";
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party.setLocation(expectedLocation);
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String actualLocation = party.getLocation();
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assertThat(actualLocation).isEqualTo(expectedLocation);
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}
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@Test
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void testGetPrivate() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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Boolean expectedPrivate = false;
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party.setIsPrivate(expectedPrivate);
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Boolean actualPrivate = party.getIsPrivate();
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assertThat(actualPrivate).isEqualTo(expectedPrivate);
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}
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@Test
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void testSetPrivate() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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Boolean expectedPrivate = true;
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party.setIsPrivate(expectedPrivate);
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Boolean actualPrivate = party.getIsPrivate();
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assertThat(actualPrivate).isEqualTo(expectedPrivate);
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}
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@Test
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void testCoverCharge() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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Double expectedCharge = 50.0;
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party.setCoverCharge(expectedCharge);
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Double actualCharge = party.getCoverCharge();
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assertThat(actualCharge).isEqualTo(expectedCharge);
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}
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@Test
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void testGetTicketNum() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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int expectedNum = 10;
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party.setTicketNumber(expectedNum);
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int actualTicketNumber = party.getTicketNumber();
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assertThat(actualTicketNumber).isEqualTo(expectedNum);
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}
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@Test
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void testSetTicketNum() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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int expectedNum = 10;
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party.setTicketNumber(expectedNum);
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int actualTicketNumber = party.getTicketNumber();
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assertThat(actualTicketNumber).isEqualTo(expectedNum);
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}
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@Test
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void testGuestList() {
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Party party =
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new Party(
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"Everyday People",
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"Washington D.C.",
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"2025-06-012",
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false,
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50.0,
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0,
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Vibe.CHILL,
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new String[] {});
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String[] expectedGuestList = {"Meiko", "Ezra", "Bryana", "Justin"};
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ArrayList<String> guestList = new ArrayList<>(Arrays.asList(expectedGuestList));
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party.setGuestList(guestList);
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ArrayList<String> actualGuestList = party.getGuestList();
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assertThat(actualGuestList).isEqualTo(new ArrayList<>(Arrays.asList(expectedGuestList)));
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}
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}

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